On Mon, Mar 19, 2001 at 08:13:56PM +0530, Rohit Dhawan wrote:
> Dear Charles & everyone,
>     I am developing a light weight protocol stack for a real time application. As one of the features of the stack, I need to develop a mechanism, wherein I can report to the application, which had sent a message to another task (on another card), if any errors occured in transmission.
>     Can somebody suggest an existing protocol which does a similar function or anything which might be helpful in this case.

TCP can do this, actually, although it may be overkill for what you want to
do.
Anyway if you want a reliable way to know if an error occured you need an
ACK mechanism. A router which is down doesn't send ICMP messages :)

--
Manuel Bouyer <bouyer@antioche.eu.org>
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